DatadogThreadTracer

ddtrace helper to collect traces in thread

Example

Before (without datadog_thread_tracer)

After (with datadog_thread_tracer)

Installation

Add this line to your application's Gemfile:

gem 'datadog_thread_tracer'

And then execute:

$ bundle install

Or install it yourself as:

$ gem install datadog_thread_tracer

Usage

require "datadog_thread_tracer"

DatadogThreadTracer.trace do |t|
  t.trace do
    # do something. (this block is called in thread)
  end

  t.trace(trace_name: "trace_name") do
    # do something. (this block is called in thread)
  end

  # Pass single arg to Thread
  t.trace(thread_args: 1) do |a|
    a
    #=> 1
  end

  # Pass multiple args to Thread
  t.trace(thread_args: [2, 3]) do |a, b|
    a + b
    #=> 5
  end
end

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake spec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and the created tag, and push the .gem file to rubygems.org.

Integration test

cp .env.example .env
vi .env
docker-compose up --build

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/sue445/datadog_thread_tracer.

License

The gem is available as open source under the terms of the MIT License.